BGS mineralogy and petrology collection record

Sample number	E15657; COLLNOSEH339;
Sample Donor	Hollingworth,S.E.
Rock name	'Original entry: Biotite Corderite Hornfels'
Stratigraphy	Not entered
Comments	Dark grey type, metamorphosed Skiddaw Slate (Knott type)
Locality details	53400 yds N 36 deg W of Swinside
50k map sheet	Cockermouth (23) View images in GeoScenic related to 'Cockermouth' View the geology near 'Cockermouth'
Map reference	NY 337 328
Year collected	Not entered
Bore name	Not applicable
Confidentiality	No restrictions

Petrological thin sections

Field of view: c. 31 mm.